<template>
  <view>
    <view class="login-contanier">
      <uni-icons type="contact-filled" size="100" color="#AFAFAF"></uni-icons>
      <button type="primary" class="btn-login"open-type="getUserInfo" @getuserinfo="getUserInfo">一键登录</button>
      <view class="tips-text">
        登录后尽享更多权益
      </view>
    </view>

  </view>
</template>

<script>
  import {mapMutations,mapState} from 'vuex'
  export default {
    name: "my-login",
    data() {
      return {

      };
    },
    methods:{
      ...mapMutations('m_user',['updateUserInfo','updateToken','updateRedirectInfo']),
      getUserInfo(e){
        // console.log(e) 
        if (e.detail.errMsg === 'getUserInfo:fail auth deny') return uni.$showMsg('您取消了登录授权！')
         // console.log(e.detail.userInfo)
         this.updateUserInfo(e.detail.userInfo)
         this.getToken(e.detail)
      },
      async getToken(info){
        // 调用微信登录接口
          const [err, res] = await uni.login().catch(err => err)
          if (err || res.errMsg !== 'login:ok') return uni.$showError('登录失败！')
          // console.log(res.code +'login')
           // 准备参数对象
           const query = {
             code: res.code,
              encryptedData: info.encryptedData,
              iv: info.iv,
              rawData: info.rawData,
              signature: info.signature 
            }
            // console.log(query)
           // 换取 token
              const { data:loginResult } = await uni.$http.post('/api/public/v1/users/wxlogin', query)
              console.log(loginResult.meta.msg+"**************")
                
              if (loginResult.meta.status !== 400) return uni.showMsg('登录失败！')
               
              uni.showMsg('登录成功')
              this.updateToken("Bearer eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJ1aWQiOjEyLCJpYXQiOjE1MjU0MDIyMjMsImV4cCI6MTUyNTQ4ODYyM30.g-4GtEQNPwT_Xs0Pq7Lrco_9DfHQQsBiOKZerkO-O-o")
              this.navigateBack()
            
      },
      navigateBack(){
        // console.log(this.redirectInfo+'navigateBack')
        // console.log(this.redirectInfo)
        if (this.redirectInfo && this.redirectInfo.openType === 'switchTab') {
          console.log(this.redirectInfo.openType+"3333")
            // 调用小程序提供的 uni.switchTab() API 进行页面的导航
            uni.switchTab({
              // 要导航到的页面地址
              url: this.redirectInfo.from,
              // 导航成功之后，把 vuex 中的 redirectInfo 对象重置为 null
              complete: () => {
                 console.log(this.redirectInfo.from+"3333")
                this.updateRedirectInfo(null)
              }
            })
          }
      }
    },
    computed:{
      ...mapState('m_user',['redirectInfo']),
    }
  }
</script>

<style lang="scss">
  .login-contanier {
    // 登录盒子的样式
    height: 750rpx;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background-color: #f8f8f8;
    position: relative;
    overflow: hidden;

    // 绘制登录盒子底部的半椭圆造型
    &::after {
      content: ' ';
      display: block;
      position: absolute;
      width: 100%;
      height: 40px;
      left: 0;
      bottom: 0;
      background-color: white;
      border-radius: 100%;
      transform: translateY(50%);
    }

    // 登录按钮的样式
    .btn-login {
      width: 90%;
      border-radius: 100px;
      margin: 15px 0;
      background-color: #1296db;
    }

    // 按钮下方提示消息的样式
    .tips-text {
      font-size: 12px;
      color: gray;
    }
  }
</style>
